40990347

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 63936000

約数和(自身を除く): 22945653

約数列:

[1, 3, 9, 23, 27, 69, 149, 207, 443, 447, 621, 1329, 1341, 3427, 3987, 4023, 10189, 10281, 11961, 30567, 30843, 66007, 91701, 92529, 198021, 275103, 594063, 1518161, 1782189, 4554483, 13663449, 40990347]

約数ペア:

[(1, 40990347), (3, 13663449), (9, 4554483), (23, 1782189), (27, 1518161), (69, 594063), (149, 275103), (207, 198021), (443, 92529), (447, 91701), (621, 66007), (1329, 30843), (1341, 30567), (3427, 11961), (3987, 10281), (4023, 10189)]